Fact Directory

Explore the latest fascinating facts freshly added to our collection!

Linear vs Switching Power Supplies
Technology
Both linear and switching power supplies serve the same purpose of converting AC to DC and reducing ... Read more
How many kittens does a cat have?
Animals
A cat typically has three to six kittens per litter, with the average being four. Factors like the c... Read more
How Cold Is Space?
Space
Space is incredibly cold. The average background temperature of space as measured by the NASA COBE s... Read more
Is A4 paper the same as Letter?
Technology
No, A4 and US Letter are similar in appearance but not the same size: A4 is 210 mm x 297 mm, making... Read more
Why Are Tunnel Boring Machines Buried and Abandoned After Completing a Tunnel?
Construction
Tunnel Boring Machines (TBMs) are often buried and abandoned at the end of a tunnel project due to p... Read more
When Was the Last Time Humans Were on the Moon?
Space
Apollo 17 was the last manned mission to the moon touching down on December 11, 1972, at 7:54:57 pm ... Read more
What restrictions does Thailand have on selling Alcohol?
Law
Thailand has several key restrictions on alcohol sales. The key points are.Alcohol can only be sold ... Read more
What is the ideal number of items in an RSS feed?
Technology
The ideal number of items in an RSS feed depends on how frequently it is updated and the type of con... Read more
Should you replace the inner tube when changing tyres?
Motorcycles
Yes, it’s a good idea to replace the inner tube when you change the tyre. Tubes wear out over time... Read more
How fast is 4G?
Technology
4G (4G LTE) typical has a real world speed of around 20Mbps and theoretical speed up to 150Mbps. ... Read more